英语词汇“umbilical vesicle”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	umbilical vesicle
释义	umbilical vesicle 基本英英近义反义脐囊 Noun: membranous structure that functions as the circulatory system in mammalian embryos until the heart becomes functional近义词 vitelline sac卵黄囊yolk sac=yolk bag[…
随便看	clutch pedal clearance clutch pedal connecting link clutch pedal free clearance clutch pedal free travel clutch pedal linkage clutch pedal link rod clutch pedal pad clutch pedal play clutch pedal position clutch pedal release arm clutch pedal retracting spring clutch pedal return spring clutch pedalrod clutch pedal rod clutch pedals clutch pedal shaft clutch pedal shaft bracket clutch pedal shaft bushing clutch pedal shaft lever clutch pedal spacer clutch pilot bearing clutch pinion clutch pivoting eccentric clutch pivoting eccentrical clutchplate